Home / 1,744,429,255.35-2,407,515,892.41-991,855,193.37

Finding the Fourth Proportional to 1,744,429,255.35, 2,407,515,892.41 and 991,855,193.37

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Solution

The fourth proportional to 1,744,429,255.35, 2,407,515,892.41 and 991,855,193.37 is: 1,368,875,885.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,744,429,255.35 : 2,407,515,892.41 = 991,855,193.37 : x
  2. Step 2: Convert to fraction form
    1,744,429,255.35/2,407,515,892.41 = 991,855,193.37/x
  3. Step 3: Cross multiply
    1,744,429,255.35x = 2,407,515,892.41 × 991,855,193.37
  4. Step 4: Simplify right side
    1,744,429,255.35x = 2,387,907,141,007,668,736
  5. Step 5: Solve for x
    x = 2,387,907,141,007,668,736/1,744,429,255.35
  6. Step 6: Final answer
    x = 1,368,875,885.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.